Ground shipping is currently paused. Local deliveries throughout Long Island will continue as usual. Pre-orders for fall are now open. Non-local orders will begin shipping again in early September. Click here to learn more.

Amsonia hubrichtii – Narrowleaf Broadstar

Additional information

Size

, ,

Common Name

Type

Family

Native?

Zone

5, 6, 7, 8, 9

Height Range (ft.)

2.00 to 3.00

Spread (ft.)

2.00 to 3.00

Bloom Time

, ,

Bloom Description

Pale Blue, star-shaped flowers in clusters

Sun

,

Water

Maintenance

Suggested Use

, , ,

Tolerate

, ,

Attracts

,

Growth Rate

,

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Amsonia hubrichtii – Narrowleaf Broadstar

Narrowleaf broadstar is a native perennial with soft blue spring flowers and fine, airy foliage. A dependable, low-maintenance choice for sunny gardens.

Price range: $12.99 through $16.99

Please note: Sizes 1.5 Gallon and up can’t be shipped outside the counties of Nassau, Suffolk, and Queens.

Learn more about how the process works and how our plants are delivered.

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Ground shipping is paused due to summer heat. Only local delivery (Long Island & Queens) is available. Orders placed during the pause will begin processing September 1, and ground shipping will resume September 15.

Click here to learn more.

Additional information

Size

, ,

Common Name

Type

Family

Native?

Zone

5, 6, 7, 8, 9

Height Range (ft.)

2.00 to 3.00

Spread (ft.)

2.00 to 3.00

Bloom Time

, ,

Bloom Description

Pale Blue, star-shaped flowers in clusters

Sun

,

Water

Maintenance

Suggested Use

, , ,

Tolerate

, ,

Attracts

,

Growth Rate

,

Product Description

This refined native perennial is valued for its fine-textured foliage, soft seasonal blooms, and dependable garden performance. Narrowleaf broadstar brings a light, airy presence to sunny gardens, offering structure without heaviness and blending easily into a wide range of planting styles.

Star-shaped, pale blue flowers appear in late spring, floating just above the narrow, thread-like foliage. After flowering, the foliage becomes the plant’s standout feature, forming graceful mounds that add texture and movement throughout the growing season.

Well-suited for home gardens, Amsonia hubrichtii performs best in full sun to part shade and prefers well-drained soil. It is drought-tolerant once established and easy-care, making it a reliable option for gardeners looking for a native perennial with long-lasting visual appeal and minimal maintenance needs.

Why choose Amsonia hubrichtii – Narrowleaf Broadstar

Native reliability: Adaptable and long-lived
Fine-textured foliage: Adds soft structure and movement
Low-maintenance: Performs well with little intervention

Cultivating tips

Sun exposure: Full sun to part shade
Soil needs: Well-drained soil; tolerates dry conditions once established
Maintenance: Low; cut back stems in late winter if desired

Designs for your garden

Perennial borders: Adds light texture and form
Naturalized plantings: Blends seamlessly into native landscapes
Mixed beds: Pairs well with grasses and flowering perennials
Low-water gardens: Performs well in drought-tolerant designs

Ecological benefits

Native habitat value: Supports pollinators and beneficial insects
Seasonal interest: Flowers and foliage provide long-term appeal
Resilient growth: Performs reliably across garden conditions

Plant appearance may vary by season and growing conditions. All plants ship healthy with established root systems.

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Amsonia hubrichtii - Narrowleaf Broadstar

Amsonia hubrichtii – Narrowleaf Broadstar

Price range: $12.99 through $16.99
Frequently Asked Questions

What are the ideal growing conditions for Threadleaf Bluestar?

Threadleaf Bluestar thrives in full sun to partial shade and prefers well-drained, average to moist soil. It is drought-tolerant once established and works well in borders, native plant gardens, and mass plantings.

How tall and wide does Amsonia hubrichtii grow?

This perennial grows 2 to 3 feet tall and spreads 2 to 3 feet wide, forming a bushy, mounded shape with fine, feathery foliage.

When does Threadleaf Bluestar bloom, and what do the flowers look like?

It blooms in spring (April to May), producing clusters of soft, pale blue, star-shaped flowers that attract pollinators.

Does Amsonia hubrichtii have seasonal interest?

Yes! In addition to its spring flowers, the fine-textured foliage turns brilliant golden-yellow in the fall, adding late-season color to the garden.

How do I maintain Threadleaf Bluestar?

This is a low-maintenance plant. It benefits from cutting back by one-third after flowering to maintain a compact shape. It is disease- and pest-resistant, deer-resistant, and requires little supplemental watering once established.

Looking for the perfect gift for the garden lover in your life?

Our gift cards make it easy to share the beauty of plants, flowers, and all things green. Whether for a special occasion or just because, give the gift of choice and let them select their favorites to create a garden they’ll cherish.

Only Local Delivery Available (Long Island & Queens)

Ground Shipping Paused

To protect our plants from extreme summer heat, we’ve paused nationwide ground shipping to avoid any damage during transit.

Local Delivery Only

We’re still delivering locally to Long Island and Queens, so nearby customers will continue to receive orders as usual.

Fall Pre-Orders Are Open Nationwide!

We will resume normal shipping for non-local orders placed during the pause in early September.

Thank you for your support and understanding—we’re looking forward to growing with you this fall!